3V0-42.20 practice test

1. Question 1 · 1

   Which is a family of solutions for data center designs that span compute, storage, networking, and management, serving as a blueprint for a customer's Software Defined Data Center (SDDC) implementations? (Choose the best answer.)

   Choose one answer.

   • VMware SDDC Design
   • VMware Validated Design
   • VMware POC Design
   • VMware Cloud Foundation

2. Question 2 · 1

   An architect is helping an organization with the Physical Design of an NSX-T Data Center solution. This information was gathered during a workshop: ✑ Any proposed solution must provide low latency. ✑ Any proposed solution must provide high throughput. ✑ Customer is running stock trading applications. Which two selections should the architect recommend to meet high-performance workload requirements? (Choose two.)

   Choose all answers that apply.

   • Leverage ESXi as the compute host.
   • Use LACP for all uplink profiles.
   • Leverage KVM as the compute host.
   • Enable enhanced data path mode on the N-VDS.
   • Enable latency sensitivity mode on the N-VDS.

3. Question 3 · 1

   Which selection is associated with the Review Task of the Engagement Lifecycle? (Choose the best answer.)

   Choose one answer.

   • Gather and document requirements, assumptions, and constraints.
   • Build, deploy, implement, and test the design.
   • Measure performance against customer's objective.
   • Create and document the logical and physical design.

4. Question 4 · 1

   An architect is helping an organization with the Conceptual Design of an NSX-T Data Center solution. Which risk is documented by an architect? (Choose the best answer.)

   Choose one answer.

   • The security team has a firewall communication matrix documented.
   • The team is not trained for NSX-T but have a very strong experience with vSphere.
   • Open communication between different application tiers is not allowed.
   • Aggregate N-S throughput at any given time should be at least 10G.

5. Question 5 · 1

   An architect is helping an organization with the Logical Design of an NSX-T Data Center solution. This information was gathered during the Assessment Phase: ✑ Data between two networks connected over a public network needs to be encrypted. ✑ Certificate authentication is required. ✑ Dynamic route learning is preferred. Which selection should the architect include in their design? (Choose the best answer.)

   Choose one answer.

   • Deploy a Tier-0 gateway in Active/Standby mode. Configure policy-based IPSec VPN with SHA512 with RSA as the hash algorithm.
   • Deploy a Tier-0 gateway in Active/Active mode. Configure route-based IPSec VPN with SHA512 with RSA as the hash algorithm.
   • Deploy a Tier-0 gateway in Active/Standby mode. Configure route-based IPSec VPN with SHA512 with RSA as the hash algorithm.
   • Deploy a Tier-0 gateway in Active/Active mode. Configure policy-based IPSec VPN with SHA512 with RSA as the hash algorithm.

6. Question 6 · 1

   An architect is helping an organization with the Conceptual Design of an NSX-T Data Center solution. This information was gathered by the architect during the Discover Task of the Engagement Lifecycle: ✑ There are applications which use IPv6 addressing. ✑ Network administrators are not familiar with NSX-T Data Center solutions. ✑ Hosts can only be configured with two physical NICs. ✑ There is an existing management cluster to deploy the NSX-T components. ✑ Dynamic routing should be configured between the physical and virtual network. ✑ There is a storage array available to deploy NSX-T components. Which risk was documented by the architect? (Choose the best answer.)

   Choose one answer.

   • Network administrators are not familiar with NSX-T Data Center solutions.
   • Dynamic routing should be configured between the physical and virtual network.
   • There are applications which use IPv6 addressing.
   • There is a storage array available to deploy NSX-T components.

7. Question 7 · 1

   An architect is helping an organization with the Physical Design of an NSX-T Data Center solution. This information was gathered during a workshop about ESXi Host networking: ✑ A total of 50 ESXi hosts to be configured as Transport Nodes. ✑ All ESXi hosts have a dedicated 2 × Intel 10Gbps Physical Network adapter for the Overlay Traffic. To achieve low latency, high throughput, redundancy, and performance, which two NIC teaming policies should the architect recommend? (Choose two.)

   Choose all answers that apply.

   • Load Balance Source MAC
   • Load Balance Port ID
   • Load Balance Source
   • Load Balance Source Port ID
   • Failover Order

8. Question 8 · 1

   An architect is helping an organization with the Physical Design of an NSX-T Data Center solution. This information was gathered during a workshop: ✑ Current hypervisor of choice is KVM. ✑ Cost reduction is important. Which two selections should the architect recommend to the organization? (Choose two.)

   Choose all answers that apply.

   • Deploy Edge VM Nodes using ISO.
   • Deploy NSX Manager using OVF.
   • Deploy NSX Manager using QCOW2.
   • Deploy bare metal Edge Nodes.
   • Deploy Edge VM Nodes on KVM.

9. Question 9 · 1

   An architect is helping an organization with the Physical Design of an NSX-T Data Center solution. This information was gathered during a workshop: ✑ The company will use a Leaf and Spine physical network architecture with Layer 3 gateways for top of rack switches. ✑ The company is planning to deploy 120 ESX hosts across 10 racks. ✑ There will be a total of a 12 clusters where each cluster has one host per rack. What should the architect recommend to allow applications to run on any host in the cluster? (Choose the best answer.)

   Choose one answer.

   • Deploy all application networks on NSX segments.
   • Deploy an L2 VPN to allow the networks to extend to each host.
   • Deploy a Tier-0 gateway per Rack and configure BGP between racks.
   • Deploy a Tier-1 gateway per Rack and configure BGP between racks.

10. Question 10 · 1

    An architect is designing a solution for containerization. The solution will include high availability and security using NSX-T Data Center. The architect plans to provide a basic required components list in the Logical Design. Which solution should the architect recommend? (Choose the best answer.)

    Choose one answer.

    • 3 NSX Managers, 3 virtual NSX Edges, two Tier-0 gateways in Active/Standby, BGP configuration
    • 2 NSX Managers, 2 virtual NSX Edges, one Tier-0 gateway, BGP configuration and a static route
    • 3 NSX Managers, 3 virtual NSX Edges, one Tier-0 gateway and a static route and OSPF
    • 1 NSX Manager, 2 virtual NSX Edges, two Tier-0 gateways in Active/Active, BGP configuration

11. Question 11 · 1

    A Solutions Architect is assisting a service provider with designing an NSX-T Data Center solution for these environments: ✑ Virtual Data Center to Virtual Data Center connectivity ✑ Tenant workload on-boarding to Virtual Data Centers. These requirements must be met: ✑ scalability across 5 data centers ✑ all sites have a latency of 180ms ✑ MTU between sites is 1800 ✑ bandwidth is 100Mbps between sites ✑ multi-tenancy Which two selections should the Solutions Architect propose to the service provider? (Choose two.)

    Choose all answers that apply.

    • Configure Remote TEPs for stretching network services between Virtual Data Centers.
    • Utilize SSL VPN for workloads on-boarding from on-premises to Virtual Data Centers.
    • Configure IPSec VPN for Tenant T0 gateways for Virtual Data Centers connectivity
    • Configure IPSec VPN for Tenant T1 gateways for Virtual Data Centers connectivity.
    • Utilize L2 VPN for workloads on-boarding from on-premises to Virtual Data Centers.

12. Question 12 · 1

    An architect is helping an organization with the Logical Design of a Layer 2 bridging solution. This information was gathered during the Assessment Phase: ✑ Workloads are running on ESXi hosts. ✑ Workloads are running on KVM hosts. ✑ Workloads on hypervisors should use bridging services. ✑ VLAN 50 is used for Tier-0 uplink connectivity. Which selection should the architect include in their design? (Choose the best answer.)

    Choose one answer.

    • Create an NSX Edge Bridge Cluster and configure the bridging profile with VLAN 60.
    • Create an NSX Edge Bridge Cluster and configure the bridging profile with VLAN 50.
    • Create an ESXi Bridge Cluster and configure the bridging profile with VLAN 50.
    • Create an ESXi Bridge Cluster and configure the bridging profile with VLAN 60.

13. Question 13 · 1

    A customer has a requirement to implement a next generation firewall (NGFW) to improve security network introspection. The customer wants to apply the NGFW to all workloads exposed both internally and externally. The customer wants the NGFW to work seamlessly with NSX-T Data Center and vSphere. Which solution should be recommended to the customer? (Choose the best answer.)

    Choose one answer.

    • Use network introspection only on the external workloads and use NSX DFW for internal workloads.
    • Apply the NGFW on bare metal hosts which will offer better performance of inline network introspection.
    • Apply the NGFW to internal and external workloads for increased protection and use NSX-T Data Center with Federation to set network policies.
    • Use NSX-T Data Center leveraged with NSX Intelligence to protect all workloads at the network inspection level.

14. Question 14 · 1

    According to the Discover Task of the Engagement Lifecycle, which statement would be classified as a risk? (Choose the best answer.)

    Choose one answer.

    • Enough power and cooling capacity is available in each rack in the data center.
    • To retain certification to provide financial services to end customers, PCI-DSS audits need to be passed.
    • A merger and acquisition process was recently completed and new company on-boarding is not completed.
    • Due to existing contracts and purchase agreements, the existing server hardware needs to be reused.

15. Question 15 · 1

    An architect is helping an organization with the Conceptual Design of an NSX-T Data Center solution. This information was gathered by the architect during the Discover Task of the Engagement Lifecycle: ✑ Existing hardware will be used in any design proposal. ✑ Network bandwidth cannot be expanded. Which concept of the Discover Task do these items belong to? (Choose the best answer.)

    Choose one answer.

    • constraint
    • requirement
    • risk
    • assumption

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